Short answer

When designing for FDM, consider implementing gyroid lattice structures for components requiring high tensile strength, especially with PLA, and explore BCC lattices for weight reduction goals.

Field
Modelling
Source
Journal of Materials and Mechatronics A (2023)
Method
Experimental investigation and mechanical testing.
Evidence
Strong effect

Utilizing gyroid lattice structures in FDM printing of PLA can significantly increase tensile strength while simultaneously reducing material usage and weight. This modelling research insight is drawn from a 2023 study published in Journal of Materials and Mechatronics A. Using Experimental investigation and mechanical testing., researchers explored how this design variable affects real-world outcomes. The key design takeaway: When designing for FDM, consider implementing gyroid lattice structures for components requiring high tensile strength, especially with PLA, and explore BCC lattices for weight reduction goals.

Study
ModellingRecentStrong effect

Gyroid Lattice Structures Enhance PLA Tensile Strength and Reduce Weight in FDM Prints

Utilizing gyroid lattice structures in FDM printing of PLA can significantly increase tensile strength while simultaneously reducing material usage and weight.

Journal of Materials and Mechatronics A · 2023

01

Key Findings

  • 01Lattice structure significantly influences tensile strength.
  • 02Gyroid lattice structures yielded maximum tensile strength in PLA.
  • 03PETG with gyroid lattice structures showed maximum elongation.
  • 04BCC lattice structures achieved maximum weight reduction.
02

Application

Design takeaway

When designing for FDM, consider implementing gyroid lattice structures for components requiring high tensile strength, especially with PLA, and explore BCC lattices for weight reduction goals.

How to apply

When designing a 3D printed part, select an appropriate lattice infill pattern (e.g., gyroid for strength, BCC for weight reduction) based on the primary performance requirement and the chosen material.

Project actions

  • 01When selecting materials for your design project, consider how their inherent properties can be enhanced or modified by internal geometric features.
  • 02Explore different infill patterns in your CAD software to understand their impact on simulated weight and structural integrity before printing.
03

Method & Evidence

AimTo investigate how different lattice structures (BCC, FCC, Gyroid) and FDM process parameters affect the tensile strength and weight of PLA, ABS, and PETG polymers.
MethodExperimental investigation and mechanical testing.
ProcedureSamples of PLA, ABS, and PETG were 3D printed using FDM with BCC, FCC, and Gyroid lattice infill patterns. Tensile strength, % deformation, and weight were measured for each sample.
ContextAdditive Manufacturing (Fused Deposition Modelling) of polymer components.

Variables

IV["Lattice structure type (BCC, FCC, Gyroid)","Polymer material (PLA, ABS, PETG)"]
DV["Tensile strength","% deformation","Weight"]
CV["Fused Deposition Modelling (FDM) method","Layer height","Print speed","Nozzle temperature","Bed temperature"]
04

Strengths & Limitations

Strengths

  • +Investigated multiple common polymers used in FDM.
  • +Compared several distinct lattice structures.
  • +Measured both strength and weight reduction.

Limitations

The specific FDM printer and settings used in the study might influence the results. The study did not explore the long-term durability or fatigue life of the printed parts.

Reliability & validity

The study's validity is supported by direct mechanical testing. Reliability could be enhanced by increasing the number of samples tested for each condition and ensuring consistent printing parameters.

Think critically

To what extent can the benefits observed with gyroid lattices in PLA be generalized to other polymers and lattice types, and what are the trade-offs in terms of print time and complexity?

05

Design Principles

"Internal structural topology is a critical design variable for optimizing material performance in additive manufacturing."

This finding is crucial for designers and engineers working with additive manufacturing, particularly for applications where both structural integrity and weight are critical. It suggests that internal geometric design, rather than just material choice, can be a powerful tool for optimizing performance.

06

What This Means for Your Design

Changing the internal pattern inside a 3D printed object can make it stronger or lighter, with the 'gyroid' pattern being particularly good for making PLA parts strong.

How to use in your project

  • 1.Reference this study when discussing how the choice of infill pattern and lattice structure in your 3D printed prototype impacts its mechanical properties and material efficiency.
07

Add to My Project

08

Quick Cite

Paragraph starter

The research by GÜDÜR et al. (2023) highlights the significant impact of internal lattice design on the mechanical properties of 3D printed polymers. Their findings indicate that employing gyroid lattice structures, particularly with PLA, can substantially enhance tensile strength while simultaneously reducing material mass, offering a pathway for optimizing component performance and resource efficiency in additive manufacturing.

09

Source

Journal of Materials and Mechatronics A

Effect of Lattice Design and Process Parameters on the Properties of PLA, ABS AND PETG Polymers Produced by Fused Deposition Modelling

journal · 2023

View source

Questions About This Research

What does the research say about gyroid lattice structures enhance pla tensile strength and reduce weight in fdm prints?
When designing for FDM, consider implementing gyroid lattice structures for components requiring high tensile strength, especially with PLA, and explore BCC lattices for weight reduction goals. Evidence: Journal of Materials and Mechatronics A (2023).
Why does "Gyroid Lattice Structures Enhance PLA Tensile Strength and Reduce Weight in FDM Prints" matter for design?
This finding is crucial for designers and engineers working with additive manufacturing, particularly for applications where both structural integrity and weight are critical. It suggests that internal geometric design, rather than just material choice, can be a powerful tool for optimizing performance.
How can designers apply this research?
When designing for FDM, consider implementing gyroid lattice structures for components requiring high tensile strength, especially with PLA, and explore BCC lattices for weight reduction goals.
What were the main findings?
Lattice structure significantly influences tensile strength.. Gyroid lattice structures yielded maximum tensile strength in PLA.. PETG with gyroid lattice structures showed maximum elongation.. BCC lattice structures achieved maximum weight reduction.
What research method was used?
Experimental investigation and mechanical testing..
How strong is the evidence?
Evidence strength is rated Strong effect, based on a 2023 journal from Journal of Materials and Mechatronics A.
What should I do differently in my next project?
When designing a 3D printed part, select an appropriate lattice infill pattern (e.g., gyroid for strength, BCC for weight reduction) based on the primary performance requirement and the chosen material.
What are the limitations?
The study focused on specific polymers (PLA, ABS, PETG) and lattice types; results may vary with other materials or more complex lattice geometries. Process parameter optimization was not the primary focus.